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[bath-uh-thur-muh-graf, -grahf] /ˌbæθ əˈθɜr məˌgræf, -ˌgrɑf/
noun, Oceanography
an instrument that makes a record of the temperature at various depths in the ocean.
Origin of bathythermograph
1935-40; bathy- + thermograph Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for bathythermograph
  • The instrument, called an expendable bathythermograph, is little more than a shaped weight with a temperature sensor inside.
  • Similar to modern bathythermograph copper wire instrument.
  • Temperature profiles were obtained using a bathythermograph after each trawl tow.
bathythermograph in Science
A device that records water temperature in relation to ocean depth.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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